Dangerous Heat and Humidity Today through Saturday

Dangerously hot and humid conditions are expected to build starting today through Saturday. Additionally, there will be a threat of thunderstorms on some of the days. View this briefing for details. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

31NM NNW Lewes DE

Marine Point Forecast

[NOTICE]

Today
High: 93 °F
S 10kt
1ft
Tonight
Low: 76 °F
S 10kt
1ft
Thursday
High: 97 °F
Light Wind
1ft
Thursday Night
Low: 79 °F
Light Wind
1ft
Friday
High: 99 °F
Light Wind
1ft
Friday Night
Low: 79 °F
Light Wind
1ft
Independence Day
High: 98 °F
Light Wind
< 1ft
Saturday Night
Low: 77 °F
Light Wind
1ft
Sunday
High: 94 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:08 am EDT Jul 1, 2026
Forecast Valid: 5am EDT Jul 1, 2026-6pm EDT Jul 7, 2026

View Nearby Observations

Detailed Forecast

Today

S wind 5 to 10 kt. Sunny. Waves around 1 ft.

Tonight

S wind 5 to 10 kt. Mostly clear. Waves around 1 ft.

Thursday

Variable winds 5 kt or less. Sunny. Waves around 1 ft.

Thursday Night

Variable winds 5 kt or less. Clear. Waves around 1 ft.

Friday

Variable winds 5 kt or less. Sunny. Waves around 1 ft.

Friday Night

Variable winds 5 kt or less. Mostly clear. Waves around 1 ft.

Independence Day

Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

Saturday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms between 8pm and 2am. Waves around 1 ft.

Sunday

Variable winds 5 kt or less. A chance of showers and thunderstorms after 2pm. Waves 1 ft or less.

Winds and seas higher in and near tstms.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.